Bird Internet Chat Server 1.61 User denial of service

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.8	$0-$5k	0.00

Summaryinfo

A vulnerability described as problematic has been identified in Bird Internet Chat Server 1.61. The affected element is an unknown function of the component User Handler. Such manipulation leads to denial of service. This vulnerability is referenced as CVE-2004-1739. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Bird Internet Chat Server 1.61 (Chat Software). Affected by this issue is an unknown code block of the component User Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Bird Chat 1.61 allows remote attackers to cause a denial of service (crash) via invalid users.

The weakness was published 08/23/2004 by Donato Ferrante (Website). The advisory is shared for download at secunia.com. This vulnerability is handled as CVE-2004-1739 since 02/26/2005. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed in Java and been published even before and not after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (17080), Exploit-DB (420), SecurityFocus (BID 11010†), OSVDB (9142†) and Secunia (SA12365†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Chat Software

Vendor

Bird

Name

Internet Chat Server

Version

1.61

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/23/2004 🔍
08/23/2004 +0 days 🔍
08/23/2004 +0 days 🔍
08/23/2004 +0 days 🔍
08/24/2004 +0 days 🔍
08/24/2004 +0 days 🔍
02/26/2005 +185 days 🔍
12/18/2014 +3582 days 🔍
10/13/2025 +3952 days 🔍

Sourcesinfo

Advisory: secunia.com⛔
Researcher: Donato Ferrante
Status: Not defined

CVE: CVE-2004-1739 (🔍)
GCVE (CVE): GCVE-0-2004-1739
GCVE (VulDB): GCVE-100-22160
X-Force: 17080 - Bird Chat denial of service
SecurityFocus: 11010 - Bird Chat Remote Denial Of Service Vulnerability
Secunia: 12365 - Bird Chat User Flooding Denial of Service, Less Critical
OSVDB: 9142 - Bird Chat Spoofed User Flood DoS

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/18/2014 16:23
Updated: 10/13/2025 19:25
Changes: 12/18/2014 16:23 (59), 07/08/2017 14:11 (9), 10/13/2025 19:25 (20)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.